@article {philippopoulos2014a,
	title = {Performance Comparison of Self-Organizing Maps and k-means Clustering Techniques for Atmospheric Circulation Classification"},
	journal = {International Journal of Energy and Environment},
	volume = {8},
	year = {2014},
	pages = {171{\textendash}180},
	url = {https://www.naun.org/main/NAUN/energyenvironment/2014/a062011-087.pdf},
	author = {Philippopoulos, K. and Deligiorgi, D. and Kouroupetroglou, G}
}
